how long will this guy take? >> from now, approximately six years. >> reporter: that means the trees sold today were planted at the start of the great recession, which did a number on the industry. as home foreclosures increased, and fewer young people moved out of their parent's houses, national demand for trees slowed. >> if you added up all of the time, material, and effort you had in it, you probably would don't it. you are doing it because you love to do it. >> reporter: in the last decade, total harvests fell by nearly 3.5 million, and 1 in ten christmas tree farms went out of business. survivors were either very large, or really resourceful like andrew. >> we do landscape maintenance for a living. most tree farmers are either retired, and/or have a full-time job and doing their tree farm.